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NEX-16819 loader UEFI support
Includes work by Toomas Soome <tsoome@me.com>
Upstream commits:
    loader: pxe receive cleanup
    9475 libefi: Do not return only if ReceiveFilter
    installboot: should support efi system partition
    8931 boot1.efi: scan all display modes rather than
    loader: spinconsole updates
    loader: gfx experiment to try GOP Blt() function.
    sha1 build test
    loader: add sha1 hash calculation
    common/sha1: update for loader build
    loader: biosdisk rework
    uts: 32-bit kernel FB needs mapping in low memory
    uts: add diag-device
    uts: boot console mirror with diag-device
    uts: enable very early console on ttya
    kmdb: add diag-device as input/output device
    uts: test VGA memory exclusion from mapping
    uts: clear boot mapping and protect boot pages test
    uts: add dboot map debug printf
    uts: need to release FB pages in release_bootstrap()
    uts: add screenmap ioctl
    uts: update sys/queue.h
    loader: add illumos uts/common to include path
    loader: tem/gfx font cleanup
    loader: vbe checks
    uts: gfx_private set KD_TEXT when KD_RESETTEXT is
    uts: gfx 8-bit update
    loader: gfx 8-bit fix
    loader: always set media size from partition.
    uts: MB2 support for 32-bit kernel
    loader: x86 should have tem 80x25
    uts: x86 should have tem 80x25
    uts: font update
    loader: font update
    uts: tem attributes
    loader: tem.c comment added
    uts: use font module
    loader: add font module
    loader: build rules for new font setup
    uts: gfx_private update for new font structure
    uts: early boot update for new font structure
    uts: font update
    uts: font build rules update for new fonts
    uts: tem update to new font structure
    loader: module.c needs to include tem_impl.h
    uts: gfx_private 8x16 font rework
    uts: make font_lookup public
    loader: font rework
    uts: font rework
    9259 libefi: efi_alloc_and_read should check for PMBR
    uts: tem utf-8 support
    loader: implement tem utf-8 support
    loader: tem should be able to display UTF-8
    7784 uts: console input should support utf-8
    7796 uts: ldterm default to utf-8
    uts: do not reset serial console
    uts: set up colors even if tem is not console
    uts: add type for early boot properties
    uts: gfx_private experiment with drm and vga
    uts: gfx_private should use setmode drm callback.
    uts: identify FB types and set up gfx_private based
    loader: replace gop and vesa with framebuffer
    uts: boot needs simple tem to support mdb
    uts: boot_keyboard should emit esc sequences for
    uts: gfx_private FB showuld be written by line
    kmdb: set terminal window size
    uts: gfx_private needs to keep track of early boot FB
    pnglite: move pnglite to usr/src/common
    loader: gfx_fb
    ficl-sys: add gfx primitives
    loader: add illumos.png logo
    ficl: add fb-putimage
    loader: add png support
    loader: add alpha blending for gfx_fb
    loader: use term-drawrect for menu frame
    ficl: add simple gfx words
    uts: provide fb_info via fbgattr dev_specific array.
    uts: gfx_private add alpha blending
    uts: update sys/ascii.h
    uts: tem OSC support (incomplete)
    uts: implement env module support and use data from
    uts: tem get colors from early boot data
    loader: use crc32 from libstand (libz)
    loader: optimize for size
    loader: pass tem info to the environment
    loader: import tem for loader console
    loader: UEFI loader needs to set ISADIR based on
    loader: need UEFI32 support
    8918 loader.efi: add vesa edid support
    uts: tem_safe_pix_clear_prom_output() should only
    uts: tem_safe_pix_clear_entire_screen() should use
    uts: tem_safe_check_first_time() should query cursor
    uts: tem implement cls callback & visual_io v4
    uts: gfx_vgatext use block cursor for vgatext
    uts: gfx_private implement cls callback & visual_io
    uts: gfx_private bitmap framebuffer implementation
    uts: early start frame buffer console support
    uts: font functions should check the input char
    uts: font rendering should support 16/24/32bit depths
    uts: use smallest font as fallback default.
    uts: update terminal dimensions based on selected
    7834 uts: vgatext should use gfx_private
    uts: add spacing property to 8859-1.bdf
    terminfo: add underline for sun-color
    terminfo: sun-color has 16 colors
    uts: add font load callback type
    loader: do not repeat int13 calls with error 0x20 and
    8905 loader: add skein/edonr support
    8904 common/crypto: make skein and edonr loader
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>
Revert "NEX-16819 loader UEFI support"
This reverts commit ec06b9fc617b99234e538bf2e7e4d02a24993e0c.
Reverting due to failures in the zfs-tests and the sharefs-tests
NEX-16819 loader UEFI support
Includes work by Toomas Soome <tsoome@me.com>
Upstream commits:
    loader: pxe receive cleanup
    9475 libefi: Do not return only if ReceiveFilter
    installboot: should support efi system partition
    8931 boot1.efi: scan all display modes rather than
    loader: spinconsole updates
    loader: gfx experiment to try GOP Blt() function.
    sha1 build test
    loader: add sha1 hash calculation
    common/sha1: update for loader build
    loader: biosdisk rework
    uts: 32-bit kernel FB needs mapping in low memory
    uts: add diag-device
    uts: boot console mirror with diag-device
    uts: enable very early console on ttya
    kmdb: add diag-device as input/output device
    uts: test VGA memory exclusion from mapping
    uts: clear boot mapping and protect boot pages test
    uts: add dboot map debug printf
    uts: need to release FB pages in release_bootstrap()
    uts: add screenmap ioctl
    uts: update sys/queue.h
    loader: add illumos uts/common to include path
    loader: tem/gfx font cleanup
    loader: vbe checks
    uts: gfx_private set KD_TEXT when KD_RESETTEXT is
    uts: gfx 8-bit update
    loader: gfx 8-bit fix
    loader: always set media size from partition.
    uts: MB2 support for 32-bit kernel
    loader: x86 should have tem 80x25
    uts: x86 should have tem 80x25
    uts: font update
    loader: font update
    uts: tem attributes
    loader: tem.c comment added
    uts: use font module
    loader: add font module
    loader: build rules for new font setup
    uts: gfx_private update for new font structure
    uts: early boot update for new font structure
    uts: font update
    uts: font build rules update for new fonts
    uts: tem update to new font structure
    loader: module.c needs to include tem_impl.h
    uts: gfx_private 8x16 font rework
    uts: make font_lookup public
    loader: font rework
    uts: font rework
    libefi: efi_alloc_and_read should check for PMBR
    uts: tem utf-8 support
    loader: implement tem utf-8 support
    loader: tem should be able to display UTF-8
    7784 uts: console input should support utf-8
    7796 uts: ldterm default to utf-8
    uts: do not reset serial console
    uts: set up colors even if tem is not console
    uts: add type for early boot properties
    uts: gfx_private experiment with drm and vga
    uts: gfx_private should use setmode drm callback.
    uts: identify FB types and set up gfx_private based
    loader: replace gop and vesa with framebuffer
    uts: boot needs simple tem to support mdb
    uts: boot_keyboard should emit esc sequences for
    uts: gfx_private FB showuld be written by line
    kmdb: set terminal window size
    uts: gfx_private needs to keep track of early boot FB
    pnglite: move pnglite to usr/src/common
    loader: gfx_fb
    ficl-sys: add gfx primitives
    loader: add illumos.png logo
    ficl: add fb-putimage
    loader: add png support
    loader: add alpha blending for gfx_fb
    loader: use term-drawrect for menu frame
    ficl: add simple gfx words
    uts: provide fb_info via fbgattr dev_specific array.
    uts: gfx_private add alpha blending
    uts: update sys/ascii.h
    uts: tem OSC support (incomplete)
    uts: implement env module support and use data from
    uts: tem get colors from early boot data
    loader: use crc32 from libstand (libz)
    loader: optimize for size
    loader: pass tem info to the environment
    loader: import tem for loader console
    loader: UEFI loader needs to set ISADIR based on
    loader: need UEFI32 support
    8918 loader.efi: add vesa edid support
    uts: tem_safe_pix_clear_prom_output() should only
    uts: tem_safe_pix_clear_entire_screen() should use
    uts: tem_safe_check_first_time() should query cursor
    uts: tem implement cls callback & visual_io v4
    uts: gfx_vgatext use block cursor for vgatext
    uts: gfx_private implement cls callback & visual_io
    uts: gfx_private bitmap framebuffer implementation
    uts: early start frame buffer console support
    uts: font functions should check the input char
    uts: font rendering should support 16/24/32bit depths
    uts: use smallest font as fallback default.
    uts: update terminal dimensions based on selected
    7834 uts: vgatext should use gfx_private
    uts: add spacing property to 8859-1.bdf
    terminfo: add underline for sun-color
    terminfo: sun-color has 16 colors
    uts: add font load callback type
    loader: do not repeat int13 calls with error 0x20 and
    8905 loader: add skein/edonr support
    8904 common/crypto: make skein and edonr loader
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
Reviewed by: Evan Layton <evan.layton@nexenta.com>


 127         enum { KB_LED_IDLE, KB_LED_COMMAND_SENT, KB_LED_VALUE_SENT }
 128                         led_state;
 129         int             led_commanded;
 130         /*
 131          * Possible values:
 132          *
 133          * -1           Nothing pending
 134          * 0x000-0x0ff  Pending byte
 135          * 0x100-0x1ff  Needs leading zero, then low byte next.
 136          *
 137          * Others undefined.
 138          */
 139         int             pending;
 140 } kb = {
 141         B_FALSE,        /* initialized? */
 142         KB_LED_IDLE,    /* LED command state */
 143         -1,             /* commanded LEDs - force refresh */
 144         -1,             /* pending */
 145 };
 146 




 147 static int kb_translate(unsigned char code);
 148 static void kb_send(unsigned char cmd);
 149 static void kb_update_leds(void);
 150 static uchar_t kb_calculate_leds(void);
 151 
 152 int
 153 kb_getchar(void)
 154 {
 155         int ret;
 156 
 157         while (!kb_ischar())
 158                 /* LOOP */;
 159 









 160         /*
 161          * kb_ischar() doesn't succeed without leaving kb.pending
 162          * set.
 163          */
 164         ASSERT(kb.pending >= 0);
 165 
 166         if (kb.pending & 0x100) {
 167                 ret = 0;
 168                 kb.pending &= 0xff;




















 169         } else {
 170                 ret = kb.pending;
 171                 kb.pending = -1;
 172         }
 173 
 174         return (ret);
 175 }
 176 
 177 int
 178 kb_ischar(void)
 179 {
 180         unsigned char buffer_stat;
 181         unsigned char code;
 182         unsigned char leds;
 183 
 184         if (!kb.initialized) {
 185                 kb_init();
 186                 kb.initialized = B_TRUE;
 187         }
 188 




 127         enum { KB_LED_IDLE, KB_LED_COMMAND_SENT, KB_LED_VALUE_SENT }
 128                         led_state;
 129         int             led_commanded;
 130         /*
 131          * Possible values:
 132          *
 133          * -1           Nothing pending
 134          * 0x000-0x0ff  Pending byte
 135          * 0x100-0x1ff  Needs leading zero, then low byte next.
 136          *
 137          * Others undefined.
 138          */
 139         int             pending;
 140 } kb = {
 141         B_FALSE,        /* initialized? */
 142         KB_LED_IDLE,    /* LED command state */
 143         -1,             /* commanded LEDs - force refresh */
 144         -1,             /* pending */
 145 };
 146 
 147 #define KTAB_STRLEN 3
 148 static char keystringtab[KTAB_STRLEN] = {'\033', '[', ' '};
 149 static int keystring = -1;
 150 
 151 static int kb_translate(unsigned char code);
 152 static void kb_send(unsigned char cmd);
 153 static void kb_update_leds(void);
 154 static uchar_t kb_calculate_leds(void);
 155 
 156 int
 157 kb_getchar(void)
 158 {
 159         int ret;
 160 
 161         while (!kb_ischar())
 162                 /* LOOP */;
 163 
 164         if (keystring >= 0) {
 165                 ret = keystringtab[keystring++];
 166                 if (keystring == KTAB_STRLEN) {
 167                         keystring = -1;
 168                         kb.pending = -1;
 169                 }
 170                 return (ret);
 171         }
 172 
 173         /*
 174          * kb_ischar() doesn't succeed without leaving kb.pending
 175          * set.
 176          */
 177         ASSERT(kb.pending >= 0);
 178 
 179         if (kb.pending & 0x100) {

 180                 kb.pending &= 0xff;
 181                 switch (kb.pending) {
 182                 case 'H':               /* Up */
 183                         keystringtab[2] = 'A';
 184                         keystring = 0;
 185                         return (kb_getchar());
 186                 case 'P':               /* Down */
 187                         keystringtab[2] = 'B';
 188                         keystring = 0;
 189                         return (kb_getchar());
 190                 case 'M':               /* Right */
 191                         keystringtab[2] = 'C';
 192                         keystring = 0;
 193                         return (kb_getchar());
 194                 case 'K':               /* Left */
 195                         keystringtab[2] = 'D';
 196                         keystring = 0;
 197                         return (kb_getchar());
 198                 default:
 199                         ret = 0;
 200                 }
 201         } else {
 202                 ret = kb.pending;
 203                 kb.pending = -1;
 204         }
 205 
 206         return (ret);
 207 }
 208 
 209 int
 210 kb_ischar(void)
 211 {
 212         unsigned char buffer_stat;
 213         unsigned char code;
 214         unsigned char leds;
 215 
 216         if (!kb.initialized) {
 217                 kb_init();
 218                 kb.initialized = B_TRUE;
 219         }
 220